Flank wear depends upon the
Hardness of the work and tool material at the operating temperature
Amount and distribution of hard constituents in the work material
Degree of strain hardening in the chip
All of these
- A single point tool has
- The usual value of the helix angle of a drill is
- When the shear angle is small
- The parameter which completely defines the chip formation in a metal cutting process is
- The relation between the tool life (T) in minutes and cutting speed (V) in m/min is (where n = An exponent,…
- The type of tool used on milling machine and broaching machine is
- The broaching operation in which the work moves past the stationary tool is called
- The cutting speed is maximum while machining __________ with a high speed steel tool.
- Which of the following statement is wrong?
- The rake angle of a single point cutting tool corresponds to _________ of a twist drill.
- The broaching operation in which either the work or the tool moves across the other, is known as
- In metal cutting operations, the shear angle is the angle made by the shear plane with the
- In a single point turning operation with a cemented carbide and steel combination having a Taylor exponent…
- Tool life is measured by the
- Which of the following operations can be performed with milling cutters?
- Calculate the weld per minute, work speed of circular electrode of 220 mm diameter for carrying out…
- A __________ grinding wheel is used to grind soft materials.
- The addition of lead, sulphur and phosphorus to low carbon steels, help to
- In oblique cutting of metals, the cutting edge of the tool is
- The tool may fail due to
- For softer materials, the point angle of the drill is kept
- The helix angle of a drill is __________ for drilling brass.
- Cast iron during machining produces
- In centreless grinding, work place centre will be
- Carbide tipped tools usually have
- What is the welding defect caused due to improper control and poor removal of slog between passes called?
- The hard grade grinding wheels are denoted by the letters
- In American Standard Association (A S A) system, if the tool nomenclature is 8-6-5-5-10-15-2 mm, then…
- The chamfering is an essential operation after
- The operation of smoothing and squaring the surface around a hole is known as